Phylum: Basidiomycota Class: Basidiomycetes
Order: Tremellales Family: Exidiaceae
Species: Exidia glandulosa (Bull.) Fr.
Synonyms: Exidia glandulosa f. plana
Exidia intumescens
Exidia plana
Exidia spiculosa
Exidia truncata
Tremella arborea
Tremella atra
Tremella glandulosa
Tremella intumescens
Tremella spiculosa
Common Name: Witches' Butter
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This distribution map was produced using DMap
Exidia glandulosaPhotographer: © David Mitchel
Photographer: © David Mitchel

Photographer: © David Mitchel
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View this species in its UK context on the BMS Database
Associated Species (where recorded) & number of records:
Quercus petraea (20)
Quercus (18)
Quercus robur (5)
Corylus avellana (2)
Fagus sylvatica (1)
Quercus ilex (1)
Tilia (1)
Habitat (where recorded) & number of records:
Woodland: broadleaved, plantation, high forest (4)
Woodland: mixed, plantation, high forest (4)
Parkland and scattered trees (3)
Parkland and scattered trees: mixed (3)
Woodland: broadleaved, semi-natural (3)
Parkland and scattered trees: broadleaved (2)
Woodland: broadleaved (2)
Woodland: mixed, plantation (2)
Cultivated/disturbed land: introduced shrub (1)
Fraxinus excelsior-Sorbus aucuparia-Mercurialis perennis woo (1)
Lowland hazel-sessile oakwoods (1)
Quercus petraea-Betula pubescens-Oxalis acetosella woodland (1)
Substrate (where recorded) & number of records:
Fallen Branch (12)
Branch (9)
Dead Wood (9)
Dead Branch (5)
Fallen Tree (3)
Standing Dead Branch (2)
Tree (2)
Bark (1)
Soil (1)
Months recorded in & number of records:
January (3)
February (6)
March (4)
April (6)
May (8)
June (1)
July (2)
August (3)
September (4)
October (18)
November (5)
December (3)